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git.immae.eu Git - github/wallabag/wallabag.git/blob - inc/poche/pochePictures.php
3 * poche, a read it later open source system
6 * @author Nicolas Lœuillet <support@inthepoche.com>
8 * @license http://www.wtfpl.net/ see COPYING file
12 * On modifie les URLS des images dans le corps de l'article
14 function filtre_picture($content, $url, $id)
17 preg_match_all('#<\s*(img)[^>]+src="([^"]*)"[^>]*>#Si', $content, $matches, PREG_SET_ORDER
);
18 foreach($matches as $i => $link)
20 $link[1] = trim($link[1]);
21 if (!preg_match('#^(([a-z]+://)|(\#))#', $link[1]) )
23 $absolute_path = get_absolute_link($link[2],$url);
24 $filename = basename(parse_url($absolute_path, PHP_URL_PATH
));
25 $directory = create_assets_directory($id);
26 $fullpath = $directory . '/' . $filename;
27 download_pictures($absolute_path, $fullpath);
28 $content = str_replace($matches[$i][2], $fullpath, $content);
37 * Retourne le lien absolu
39 function get_absolute_link($relative_link, $url)
41 /* return if already absolute URL */
42 if (parse_url($relative_link, PHP_URL_SCHEME
) != '') return $relative_link;
44 /* queries and anchors */
45 if ($relative_link[0]=='#' || $relative_link[0]=='?') return $url . $relative_link;
47 /* parse base URL and convert to local variables:
48 $scheme, $host, $path */
49 extract(parse_url($url));
51 /* remove non-directory element from path */
52 $path = preg_replace('#/[^/]*$#', '', $path);
54 /* destroy path if relative url points to root */
55 if ($relative_link[0] == '/') $path = '';
57 /* dirty absolute URL */
58 $abs = $host . $path . '/' . $relative_link;
60 /* replace '//' or '/./' or '/foo/../' with '/' */
61 $re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#');
62 for($n=1; $n>0; $abs=preg_replace($re, '/', $abs, -1, $n)) {}
64 /* absolute URL is ready! */
65 return $scheme.'://'.$abs;
69 * Téléchargement des images
72 function download_pictures($absolute_path, $fullpath)
74 $rawdata = get_external_file($absolute_path);
76 if(file_exists($fullpath)) {
79 $fp = fopen($fullpath, 'x');
80 fwrite($fp, $rawdata);
85 * Crée un répertoire de médias pour l'article
87 function create_assets_directory($id)
89 $assets_path = ABS_PATH
;
90 if(!is_dir($assets_path)) {
91 mkdir($assets_path, 0705);
94 $article_directory = $assets_path . $id;
95 if(!is_dir($article_directory)) {
96 mkdir($article_directory, 0705);
99 return $article_directory;
103 * Suppression du répertoire d'images
105 function remove_directory($directory)
107 if(is_dir($directory)) {
108 $files = array_diff(scandir($directory), array('.','..'));
109 foreach ($files as $file) {
110 (is_dir("$directory/$file")) ? remove_directory("$directory/$file") : unlink("$directory/$file");
112 return rmdir($directory);